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- From 8a30097a899b975709f728666d5ad20c8b832d21 Mon Sep 17 00:00:00 2001
- From: Jonas Gorski <jogo@openwrt.org>
- Date: Sun, 9 Mar 2014 04:28:14 +0100
- Subject: [PATCH 43/44] MIPS: BCM63XX: allow board implementations to force
- flash address
- Allow board implementations to force the physmap address.
- Signed-off-by: Jonas Gorski <jogo@openwrt.org>
- ---
- arch/mips/bcm63xx/dev-flash.c | 19 ++++++++++++++-----
- .../mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h | 2 ++
- 2 files changed, 16 insertions(+), 5 deletions(-)
- --- a/arch/mips/bcm63xx/dev-flash.c
- +++ b/arch/mips/bcm63xx/dev-flash.c
- @@ -58,6 +58,12 @@ static struct platform_device mtd_dev =
- },
- };
-
- +void __init bcm63xx_flash_force_phys_base_address(u32 start, u32 end)
- +{
- + mtd_resources[0].start = start;
- + mtd_resources[0].end = end;
- +}
- +
- static int __init bcm63xx_detect_flash_type(void)
- {
- u32 val;
- @@ -172,12 +178,15 @@ int __init bcm63xx_flash_register(void)
-
- switch (flash_type) {
- case BCM63XX_FLASH_TYPE_PARALLEL:
- - /* read base address of boot chip select (0) */
- - val = bcm_mpi_readl(MPI_CSBASE_REG(0));
- - val &= MPI_CSBASE_BASE_MASK;
-
- - mtd_resources[0].start = val;
- - mtd_resources[0].end = 0x1FFFFFFF;
- + if (!mtd_resources[0].start) {
- + /* read base address of boot chip select (0) */
- + val = bcm_mpi_readl(MPI_CSBASE_REG(0));
- + val &= MPI_CSBASE_BASE_MASK;
- +
- + mtd_resources[0].start = val;
- + mtd_resources[0].end = 0x1FFFFFFF;
- + }
-
- return platform_device_register(&mtd_dev);
- case BCM63XX_FLASH_TYPE_SERIAL:
- --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h
- +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h
- @@ -9,6 +9,8 @@ enum {
-
- void bcm63xx_flash_detect(void);
-
- +void bcm63xx_flash_force_phys_base_address(u32 start, u32 end);
- +
- int __init bcm63xx_flash_register(void);
-
- #endif /* __BCM63XX_FLASH_H */
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